From 9c805f864315665a6d7fd5d6c5b319c669f25988 Mon Sep 17 00:00:00 2001
From: Felix Wallin <nibbler.v1@gmail.com>
Date: Tue, 14 Dec 2010 21:59:37 +0100
Subject: there we go


diff --git a/includes/powder.h b/includes/powder.h
index 711d9ef..2f8290c 100644
--- a/includes/powder.h
+++ b/includes/powder.h
@@ -212,7 +212,7 @@ struct particle
     float pavg[2];
     int flags;
     int tmp;
-    void (*update_func) (int);
+    int (*update_func) (int);
 };
 typedef struct particle particle;
 
diff --git a/src/powder.c b/src/powder.c
index dde0ded..5c9ae8e 100644
--- a/src/powder.c
+++ b/src/powder.c
@@ -884,7 +884,7 @@ void update_particles_i(pixel *vid, int start, int inc)
     int starti = (start*-1);
 	if(sys_pause&&!framerender)
                 return;
-	if(ISGRAV==1)
+    if(ISGRAV==1)
 	{
 		ISGRAV = 0;
 		GRAV ++;
@@ -1135,6 +1135,11 @@ void update_particles_i(pixel *vid, int start, int inc)
     for(i=start; i<(NPART-starti); i+=inc)
         if(parts[i].type)
         {
+                if (parts[i].update_func)
+                {
+                        if (parts[i].update_func (i))
+                                goto killed;
+                }
             //printf("parts[%d].type: %d\n", i, parts[i].type);
 
             lx = parts[i].x;
--
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